142820860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{809}}^1$

素因数の和:935

約数の個数: 96

約数和(自身を含む): 373403520

約数和(自身を除く): 230582660

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 97, 130, 140, 182, 194, 260, 364, 388, 455, 485, 679, 809, 910, 970, 1261, 1358, 1618, 1820, 1940, 2522, 2716, 3236, 3395, 4045, 5044, 5663, 6305, 6790, 8090, 8827, 10517, 11326, 12610, 13580, 16180, 17654, 21034, 22652, 25220, 28315, 35308, 42068, 44135, 52585, 56630, 73619, 78473, 88270, 105170, 113260, 147238, 156946, 176540, 210340, 294476, 313892, 368095, 392365, 549311, 736190, 784730, 1020149, 1098622, 1472380, 1569460, 2040298, 2197244, 2746555, 4080596, 5100745, 5493110, 7141043, 10201490, 10986220, 14282086, 20402980, 28564172, 35705215, 71410430, 142820860]

約数ペア:

[(1, 142820860), (2, 71410430), (4, 35705215), (5, 28564172), (7, 20402980), (10, 14282086), (13, 10986220), (14, 10201490), (20, 7141043), (26, 5493110), (28, 5100745), (35, 4080596), (52, 2746555), (65, 2197244), (70, 2040298), (91, 1569460), (97, 1472380), (130, 1098622), (140, 1020149), (182, 784730), (194, 736190), (260, 549311), (364, 392365), (388, 368095), (455, 313892), (485, 294476), (679, 210340), (809, 176540), (910, 156946), (970, 147238), (1261, 113260), (1358, 105170), (1618, 88270), (1820, 78473), (1940, 73619), (2522, 56630), (2716, 52585), (3236, 44135), (3395, 42068), (4045, 35308), (5044, 28315), (5663, 25220), (6305, 22652), (6790, 21034), (8090, 17654), (8827, 16180), (10517, 13580), (11326, 12610)]